This is just the keyboard solo arranged for guitar.
Tricky sometimes.
e|------------------------9-7-5-7-9-7---5-4p2p0---16-14-------------|
B|------------------------------------------------------------------|
G|--8-------8--8--9-8-6----------------------------------9-8-9-11---|
D|-----6--9-------------------------------------------------------9-|
A|------------------------------------------------------------------|
E|------------------------------------------------------------------|
[ Tab from: http://www.guitaretab.com/d/dream-theater/296968.html ]
---------------------------------------------------|
---------------------------------------------------|
----------8---13--(13)1416--14--13h14p13s11h13p119-|
------9-6---9--------------------------------------|
---6-----------------------------------------------|
4--------------------------------------------------|
|--12-11-12-14s16-------17-16-17------------------------|
|-----------------12-------------17---------------------|
|-----------------------------------16-14-16-13---------|
|-----------------------------------------------14-16---|
|-------------------------------------------------------|
|-------------------------------------------------------|
|--------------|
|-11p9p7-------|
|--------------|
|--------------|
|--------------|
